<h1>Change your icon...</h1>
<% form_for :user, :url => {:action => :icon }, :html => {:multipart => :true} do |f| %>
    <h2>Image</h2>
    <input type="file" size="30" name="product_shot[uploaded_data]" id="product_shot_uploaded_data"/>
    <br /><br />
    <%= submit_tag :save %>
<% end %>